Yet another case of domestic violence has ended in tragedy after a woman stabbed her mother-in-law to death in Elgeyo-Marakwet County.

The 27-year-old suspect, only identified as Mercy, reportedly killed her husband’s mother, 47, on Thursday morning.

The fatal stabbing happened after the deceased, Annah Kangogo, responded to commotions emanating from her son’s house. Mercy and her husband were wrangling at the time and Kangongo attempted to intervene.

Reports indicate that during the altercation, Mercy stabbed Kangongo several times in the chest and back with a kitchen knife.

Confirming the incident, Tenden Location assistant chief Joseph Kiplagat said the victim died on the spot.

Mercy’s husband was reportedly watching helplessly as the suspect stabbed his mother.

Kangogo’s body was moved to Kitale District Hospital mortuary, reports Citizen Digital.

The suspect and her husband have been arrested, and are being detained at Kapcherop Police Station as investigations into the incident continue.